Subtract 9/28 from 70/75
70/75 - 9/28 is 257/420.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 28 is 2100
Next, find the equivalent fraction of both fractional numbers with denominator 2100 - For the 1st fraction, since 75 × 28 = 2100,
70/75 = 70 × 28/75 × 28 = 1960/2100 - Likewise, for the 2nd fraction, since 28 × 75 = 2100,
9/28 = 9 × 75/28 × 75 = 675/2100 - Subtract the two like fractions:
1960/2100 - 675/2100 = 1960 - 675/2100 = 1285/2100 - After reducing the fraction, the answer is 257/420
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